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[rails.git] / lib / osm.rb

diff --git a/lib/osm.rb b/lib/osm.rb
index 78d32e739e39cb7a0c259665ff544e4b4352780e..8902e6c9e25f7ecd97f50ca6c782b1ad3baf6f66 100644 (file)
--- a/lib/osm.rb
+++ b/lib/osm.rb
@@ -6,8 +6,13 @@ module OSM
   require 'rexml/text'
   require 'xml/libxml'
   require 'digest/md5'
-  require 'RMagick'
-  require 'nokogiri'
+
+  if defined?(SystemTimer)
+    Timer = SystemTimer
+  else
+    require 'timeout'
+    Timer = Timeout
+  end
 
   # The base class for API Errors.
   class APIError < RuntimeError
@@ -263,6 +268,19 @@ module OSM
     end
   end
 
+  ##
+  # raised when someone tries to redact a current version of
+  # an element - only historical versions can be redacted.
+  class APICannotRedactError < APIError
+    def status
+      :bad_request
+    end
+
+    def to_s
+      "Cannot redact current version of element, only historical versions may be redacted."
+    end
+  end
+
   # Helper methods for going to/from mercator and lat/lng.
   class Mercator
     include Math
@@ -440,7 +458,7 @@ module OSM
       doc = XML::Document.new
       doc.encoding = XML::Encoding::UTF_8
       root = XML::Node.new 'osm'
-      root['version'] = API_VERSION
+      root['version'] = API_VERSION.to_s
       root['generator'] = GENERATOR
       doc.root = root
       return doc
@@ -448,7 +466,7 @@ module OSM
   end
 
   def self.IPToCountry(ip_address)
-    Timeout::timeout(4) do
+    Timer.timeout(4) do
       ipinfo = Quova::IpInfo.new(ip_address)
 
       if ipinfo.status == Quova::Success then
@@ -497,50 +515,17 @@ module OSM
   end
 
   # Return an SQL fragment to select a given area of the globe
-  def self.sql_for_area(minlat, minlon, maxlat, maxlon, prefix = nil)
-       tilesql = QuadTile.sql_for_area(minlat, minlon, maxlat, maxlon, prefix)
-    minlat = (minlat * 10000000).round
-    minlon = (minlon * 10000000).round
-    maxlat = (maxlat * 10000000).round
-    maxlon = (maxlon * 10000000).round
-
-    return "#{tilesql} AND #{prefix}latitude BETWEEN #{minlat} AND #{maxlat} AND #{prefix}longitude BETWEEN #{minlon} AND #{maxlon}"
-  end
-
-  # Return an SQL fragment to select a given area of the globe without using the quadtile index
-  def self.sql_for_area_no_quadtile(minlat, minlon, maxlat, maxlon, prefix = nil, without_quadtile = :false)
-    minlat = (minlat * 10000000).round
-    minlon = (minlon * 10000000).round
-    maxlat = (maxlat * 10000000).round
-    maxlon = (maxlon * 10000000).round
-
-    return "#{prefix}latitude BETWEEN #{minlat} AND #{maxlat} AND #{prefix}longitude BETWEEN #{minlon} AND #{maxlon}"
-  end
-
-  # Return a spam score for a chunk of text
-  def self.spam_score(text)
-    link_count = 0
-    link_size = 0
-
-    doc = Nokogiri::HTML(text)
-
-    if doc.content.length > 0
-      doc.xpath("//a").each do |link|
-        link_count += 1
-        link_size += link.content.length
-      end
-
-      link_proportion = link_size.to_f / doc.content.length.to_f
-    else
-      link_proportion = 0
-    end
+  def self.sql_for_area(bbox, prefix = nil)
+    tilesql = QuadTile.sql_for_area(bbox, prefix)
+    bbox = bbox.to_scaled
 
-    return [link_proportion - 0.2, 0.0].max * 200 + link_count * 20
+    return "#{tilesql} AND #{prefix}latitude BETWEEN #{bbox.min_lat} AND #{bbox.max_lat} " +
+                      "AND #{prefix}longitude BETWEEN #{bbox.min_lon} AND #{bbox.max_lon}"
   end
 
   def self.legal_text_for_country(country_code)
-    file_name = File.join(RAILS_ROOT, "config", "legales", country_code.to_s + ".yml")
-    file_name = File.join(RAILS_ROOT, "config", "legales", DEFAULT_LEGALE + ".yml") unless File.exist? file_name
+    file_name = File.join(Rails.root, "config", "legales", country_code.to_s + ".yml")
+    file_name = File.join(Rails.root, "config", "legales", DEFAULT_LEGALE + ".yml") unless File.exist? file_name
     YAML::load_file(file_name)
   end
 end